Where is the Therm-a-Rest Boost 650 Sleeping Bag cheapest?

At Amazon, for $209.89, as of our latest check.

What do buyers say about the Therm-a-Rest Boost 650 Sleeping Bag?

Rated 4.8 out of 5 from 111 ratings. Buyers like: Very comfortable and roomy, good for side sleepers; Arm holes and WarmZip zipper are versatile and a game changer; Packs down small and compresses well. Common complaints: Zipper still catches sometimes and needs to be zipped slowly; Leaves a few tiny feathers behind where used.

Where can I buy the Therm-a-Rest Boost 650 Sleeping Bag?

17 stores we checked sell it, including Cascade Designs, REI, Backcountry.com, Rutabaga Paddlesports, Amazon.

Therm-a-Rest Boost 650 Sleeping Bag: lowest price $209.89 at Amazon, 6 stores compared

From Cascade Designs

WarmZip center zipper converts the bag from semi-rectangular to mummy shape and adds up to 10F/6C of warmth
Multi-use arm holes let you reach the WarmZip, read, play cards or ventilate without leaving the bag
650-fill RDS-certified hydrophobic down with Zoned Insulation for heat efficiency
Shell and liner are GRS-certified 100% recycled nylon with PFAS-free water repellent
Each size (Small, Regular, Long) also comes in a Wide fit
YKK anti-snag zippers, cinchable hood, zipper draft tube, puffed draft collar and two-way entry zipper

Sizes: Short, Short Wide, Regular, Regular Wide, Long, Long Wide
Materials: 650-fill duck PFAS-free hydrophobic down (RDS); shell 20D 100% recycled nylon ripstop; lining 100% recycled nylon
Fit: Semi-rectangular shape with more internal space than a mummy bag; WarmZip zips it into a mummy shape
Sizing: A 5'2 reviewer found the Small the perfect size; the bag has extra torso room for side sleepers.
Care: Spot clean with a damp sponge; machine wash only when necessary in a large front-loading machine with 3 oz Nikwax Down Wash, cold water, gentle cycle, two rinse
Guarantee: Limited Lifetime Warranty against defects in materials and workmanship; Better Sleep Guarantee gives a full refund within three months with the original receipt
Returns: Returns accepted within 30 days of purchase; items must be clean, unused and in new condition.
Shipping: Complimentary FedEx Ground shipping on orders over a threshold; orders ship within one business day, Monday through Friday.
In the box: Compression Sack, Storage Sack

Size chart

Size	Weight	Fits	Length	Girth Shoulder	Girth Hip
Short	1 lb 9 oz (804 g)	66 in (168 cm)	73 in (188 cm)	63 in (160 cm)	59 in (150 cm)
Short Wide	2 lb 2 oz (950 g)			75 in (191 cm)	73 in (185 cm)
Regular	2 lb 2 oz (952 g)	72 in (183 cm)	80 in (203 cm)	64 in (163 cm)	60 in (152 cm)
Regular Wide	2 lb 8 oz (1121 g)			76 in (193 cm)	74 in (188 cm)
Long	2 lb 7 oz (1099 g)	78 in (198 cm)	85 in (216 cm)	65 in (165 cm)	61 in (155 cm)
Long Wide	2 lb 14 oz (1317 g)			77 in (196 cm)